<table>
  <tr>
    <th>已安装数</th>
    <td><%=feed.installation.installed_count%></td>
  </tr>
  <tr>
    <th>安装成本</th>
    <td>￥<%=format("%.2f", feed.installation.installed_cost)%></td>
  </tr>
  <tr>
    <th>收款</th>
    <td>￥<%=format("%.2f", feed.installation.gathered_balance)%></td>
  </tr>
  <%if feed.remark.present?%>
  <tr>
    <th>备注</th>
    <td><%= feed.remark %></td>
  </tr>
  <%end%>
</table>